/* Freeverse 001 — admin console.
   Same material as the fan pages (warm charcoal / cream / ember), laid out
   as a real operator tool: dense data, clear hierarchy, fast scanning. */

:root {
  --charcoal-950: #100e0c;
  --charcoal-900: #1c1815;
  --charcoal-850: #221d19;
  --charcoal-800: #2a231d;
  --charcoal-700: #3a3129;
  --line: rgba(244, 236, 220, 0.10);
  --line-strong: rgba(244, 236, 220, 0.18);
  --cream-100: #f4ecdc;
  --cream-200: #e9dfc8;
  --cream-300: #b8ab92;
  --cream-400: #8f8574;
  --ember-500: #e2492b;
  --ember-400: #ef6a3f;
  --ember-wash: rgba(226, 73, 43, 0.12);
  --ember-wash-strong: rgba(226, 73, 43, 0.22);
  --ok-500: #4caf7d;
  --ok-wash: rgba(76, 175, 125, 0.14);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;

  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 7px;

  color-scheme: dark;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--charcoal-950);
  overflow: hidden;
}

body {
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Noto Serif", serif;
  color: var(--cream-100);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
  font-size: 14px;
  background-image: radial-gradient(ellipse 900px 500px at 12% -10%, rgba(226, 73, 43, 0.07), transparent 60%);
}

a { color: inherit; }

.sans {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* --- Layout shell --- */

.admin-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-5) var(--space-5) var(--space-4);
  height: 100vh;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

header.admin-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
  margin-bottom: var(--space-4);
  border-bottom: 1px solid var(--line-strong);
  flex-wrap: wrap;
  flex-shrink: 0;
}

header.admin-header h1 {
  font-size: 26px;
  font-weight: 600;
  margin: 0 0 6px;
  letter-spacing: 0.01em;
}

header.admin-header .sub {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--cream-300);
  font-size: 13px;
  letter-spacing: 0.01em;
}

header.admin-header .sub .dot { margin: 0 8px; opacity: 0.5; }
header.admin-header .sub a { color: var(--ember-400); text-decoration: none; }
header.admin-header .sub a:hover { text-decoration: underline; }

/* --- Stat cards --- */

.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  flex-shrink: 0;
}

.stat-card {
  background: linear-gradient(180deg, var(--charcoal-850), var(--charcoal-900));
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.03) inset, 0 16px 32px -18px rgba(0, 0, 0, 0.6);
}

.stat-card .num {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.stat-card .num.warn { color: var(--ember-400); }

.stat-card .label {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--cream-300);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  margin-top: var(--space-2);
}

/* --- Buttons --- */

.btn {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: none;
  border-radius: var(--radius-sm);
  padding: 10px 18px;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  text-decoration: none;
  transition: filter 0.12s ease, transform 0.08s ease;
  background: linear-gradient(180deg, var(--ember-400), var(--ember-500));
  color: #fff8f2;
  box-shadow: 0 8px 20px -10px rgba(226, 73, 43, 0.65);
}

.btn:hover { filter: brightness(1.06); }
.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.5; cursor: default; transform: none; }

.btn.secondary {
  background: var(--charcoal-800);
  border: 1px solid var(--line-strong);
  color: var(--cream-200);
  box-shadow: none;
}

.btn.danger {
  background: transparent;
  border: 1px solid rgba(226, 73, 43, 0.4);
  color: #f0947f;
  box-shadow: none;
}

.btn.ok {
  background: transparent;
  border: 1px solid rgba(76, 175, 125, 0.4);
  color: var(--ok-500);
  box-shadow: none;
}

.btn.small { padding: 7px 12px; font-size: 12px; border-radius: 6px; }
form.inline { display: inline; }

.actions-row { display: flex; gap: var(--space-3); margin-bottom: var(--space-4); flex-wrap: wrap; flex-shrink: 0; }

/* --- Cards / sections --- */

.card {
  background: var(--charcoal-900);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-5);
  margin-bottom: var(--space-5);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.03) inset, 0 16px 32px -18px rgba(0, 0, 0, 0.6);
}

.card.units-card {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  margin-bottom: 0;
}

.card.units-card .card-header-row,
.card.units-card > p.hint,
.card.units-card .toolbar,
.card.units-card .empty-state,
.card.units-card .pagination-row {
  flex-shrink: 0;
}

.card h2 {
  font-size: 17px;
  font-weight: 600;
  margin: 0 0 4px;
  letter-spacing: 0.01em;
}

.card p.hint {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--cream-300);
  font-size: 12.5px;
  margin: 4px 0 var(--space-4);
}

.card-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-1);
}

/* --- Inputs --- */

input[type=file], input[type=password], input[type=email], input[type=text], input[type=search] {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--charcoal-950);
  border: 1px solid var(--line-strong);
  color: var(--cream-100);
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  width: 100%;
  max-width: 340px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input:focus {
  outline: none;
  border-color: var(--ember-500);
  box-shadow: 0 0 0 3px var(--ember-wash);
}

input[type=file] { padding: 9px; max-width: 380px; }
input[type=file]::file-selector-button {
  font-family: inherit;
  background: var(--charcoal-800);
  color: var(--cream-100);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  padding: 6px 12px;
  margin-right: 10px;
  cursor: pointer;
}

select {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--charcoal-950);
  border: 1px solid var(--line-strong);
  color: var(--cream-100);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
}

/* --- Toolbar --- */

.toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin: var(--space-4) 0;
}

.toolbar input[type=search] { max-width: 260px; }

.filter-chip {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--charcoal-850);
  color: var(--cream-300);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
  transition: all 0.12s ease;
}

.filter-chip:hover { border-color: var(--ember-500); color: var(--cream-100); }
.filter-chip.active {
  background: var(--ember-wash-strong);
  border-color: rgba(226, 73, 43, 0.55);
  color: var(--ember-400);
}
.filter-chip .count { opacity: 0.75; font-weight: 400; }
.toolbar-spacer { flex: 1; }
.result-count {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--cream-300);
  font-size: 12px;
}

/* --- Table --- */

.table-scroll {
  overflow-x: auto;
  overflow-y: auto;
  flex: 1 1 auto;
  min-height: 120px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 32px -18px rgba(0, 0, 0, 0.6);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--charcoal-900);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

th, td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  white-space: nowrap;
}

th {
  color: var(--cream-300);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  background: var(--charcoal-850);
  position: sticky;
  top: 0;
  cursor: pointer;
  user-select: none;
}

th:hover { color: var(--cream-100); }
th .sort-arrow { opacity: 0.5; margin-left: 4px; font-size: 10px; }
th.sorted .sort-arrow { opacity: 1; color: var(--ember-400); }

tbody tr { transition: background 0.1s ease; }
tbody tr:hover { background: rgba(244, 236, 220, 0.02); }
tbody tr:last-child td { border-bottom: none; }
tr.flagged td { background: rgba(226, 73, 43, 0.06); }
tr.flagged:hover td { background: rgba(226, 73, 43, 0.09); }
tr.row-hidden { display: none; }

td.serial-cell {
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  font-weight: 600;
  letter-spacing: 0.02em;
  font-size: 14px;
}
td.holder-cell { color: var(--cream-200); }
td.muted { color: var(--cream-400); }

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 11px;
  border-radius: 999px;
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.status-pill::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.status-pill.unclaimed { background: rgba(244, 236, 220, 0.06); color: var(--cream-400); }
.status-pill.claimed { background: var(--ok-wash); color: var(--ok-500); }
.status-pill.revoked { background: var(--ember-wash); color: #f0947f; }

.flag-pill { color: #f0947f; font-weight: 700; }

.empty-state {
  text-align: center;
  padding: var(--space-7) var(--space-5);
  color: var(--cream-300);
  font-size: 13px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* --- Login / setup --- */

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
  background-image: radial-gradient(ellipse 800px 550px at 50% 15%, rgba(226, 73, 43, 0.10), transparent 65%);
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: linear-gradient(180deg, var(--charcoal-850), var(--charcoal-900));
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  padding: 40px 36px;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04) inset, 0 30px 60px -20px rgba(0, 0, 0, 0.7);
}

.login-card .eyebrow {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cream-300);
  margin: 0 0 10px;
}

.login-card h1 {
  font-size: 26px;
  font-weight: 600;
  margin: 0 0 24px;
  letter-spacing: 0.01em;
}

.login-card .field { margin-bottom: var(--space-4); text-align: left; }
.login-card .field label {
  display: block;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 11px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--cream-300);
  margin-bottom: 7px;
}
.login-card input { max-width: none; }
.login-card .btn { width: 100%; margin-top: 8px; padding: 13px 16px; font-size: 14.5px; }
.login-card p.hint {
  color: var(--cream-300);
  font-size: 12.5px;
  margin: 0 0 20px;
  line-height: 1.65;
}

.error-banner {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: #f0947f;
  background: var(--ember-wash);
  border: 1px solid rgba(226, 73, 43, 0.35);
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  padding: 11px 13px;
  margin-bottom: var(--space-4);
}

.success-banner {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--ok-500);
  background: var(--ok-wash);
  border: 1px solid rgba(76, 175, 125, 0.35);
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  padding: 11px 13px;
  margin-bottom: var(--space-4);
}

/* --- Pagination --- */

.pagination-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: var(--space-3);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.pagination-info {
  color: var(--cream-300);
  font-size: 12.5px;
}

.pagination-controls {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 34px;
  padding: 0 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-strong);
  background: var(--charcoal-850);
  color: var(--cream-200);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.12s ease;
}

.page-btn:hover:not(:disabled) { border-color: var(--ember-500); color: var(--cream-100); }
.page-btn.active {
  background: var(--ember-wash-strong);
  border-color: rgba(226, 73, 43, 0.55);
  color: var(--ember-400);
}
.page-btn:disabled { opacity: 0.35; cursor: default; }

.page-size-select {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--charcoal-850);
  border: 1px solid var(--line-strong);
  color: var(--cream-200);
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  font-size: 12.5px;
}

/* --- Modal --- */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(8, 6, 5, 0.72);
  backdrop-filter: blur(2px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
  z-index: 100;
}

.modal-overlay.open { display: flex; }

.modal-card {
  width: 100%;
  max-width: 480px;
  background: linear-gradient(180deg, var(--charcoal-850), var(--charcoal-900));
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-5) var(--space-5);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04) inset, 0 40px 80px -20px rgba(0, 0, 0, 0.8);
  animation: modal-rise 0.18s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

@keyframes modal-rise {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-1);
}

.modal-close {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: transparent;
  border: none;
  color: var(--cream-300);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  padding: 4px 6px;
  border-radius: 6px;
  transition: color 0.12s ease, background 0.12s ease;
}
.modal-close:hover { color: var(--cream-100); background: rgba(244, 236, 220, 0.06); }

@media (max-width: 720px) {
  /* Below this width, wrapped toolbar/header rows make a strict 100vh,
     no-page-scroll layout too cramped — fall back to normal page scroll
     with a fixed-height (not flex-grown) table instead. */
  html, body { height: auto; overflow: visible; }
  .admin-shell { height: auto; padding: var(--space-5) var(--space-4) var(--space-6); }
  .card.units-card { flex: none; }
  .table-scroll { flex: none; height: 420px; }
  header.admin-header h1 { font-size: 21px; }
  .card { padding: var(--space-4); }
  th, td { padding: 10px 12px; }
}